mid-20th century | tempera on paper
19th century–20th century | shell, turquoise
early 20th century | etching on paper
1982 | graphite on paper
1916 | gelatin silver process
early 20th century | ink on board
circa 1950 | silver
20th century | silver
1895–1900 | silver, possibly hubble turquoise
circa 1940 | silver, turquoise
circa 1890–1910 | silver, turquoise
1922 | oil on canvas board
circa 1880 | silver
circa 1930 | silver
1930–1940 | silver, turquoise